Soil Property

Silt-loam Soil

Clay Soil

Roy J

CLXL745

Roy J

CLXL745

Sand (%)

7 a^†

7 a

16 a^†

16 a

Silt (%)

76 a

76 a

32 a

32 a

Clay (%)

17 a

17 a

51 a

51 a

Bulk density (g∙cm⁻³)

1.34 a

1.35 a

1.13 a

1.12 a

pH

6.4 a

6.5 a

7.4 a

7.4 a

Electrical conductivity (dS∙m⁻¹)

0.205 a

0.192 b

0.185 b

0.232 a

Extractable nutrients

P (kg∙ha⁻¹)

70.3 a

67.8 b

74.0 a

74.0 a

K (kg∙ha⁻¹)

198 a

188 b

382 a

368 b

Ca (kg∙ha⁻¹)

2235 a

2229 b

5529 a

5388 b

Mg (kg∙ha⁻¹)

214 a

213 a

1126 a

1090 b

Fe (kg∙ha⁻¹)

493 a

494 a

495 a

497 a

Mn (kg∙ha⁻¹)

337 a

325 b

68.8 a

65.1 b

Na (kg∙ha⁻¹)

74.6 a

71.7 b

68.9 a

65.2 b

S (kg∙ha⁻¹)

18.1 a

15.3 a

16.3 b

18.8 a

Cu (kg∙ha⁻¹)

1.8 a

1.8 a

5.8 a

5.6 a

Zn (kg∙ha⁻¹)

7.0 a

6.8 a

4.0 a

3.9 a

Soil organic matter (Mg ha⁻¹)

27.0 a

27.0 a

39.1 a

38.2 b

Total N (Mg ha⁻¹)

1.21 a

1.22 a

1.45 a

1.47 a

Total C (Mg ha⁻¹)

11.6 a

11.9 a

15.6 a

15.7 a

C:N ratio

9.6 a

9.7 a

10.7 a

10.7 a